GoogleDriveSDK経由でGoogleDriveにフォルダを作成する

package main

import (
	"context"
	"fmt"
	"log"
	"os"
	"strings"

	"golang.org/x/oauth2/google"
	"golang.org/x/oauth2/jwt"
	drive "google.golang.org/api/drive/v3"
)

const (
	FolderMimeType = "application/vnd.google-apps.folder"

	testRootDir = "YourGoogleDriveFileID"
)

func main() {
	key := os.Getenv("PRIVATE_KEY")
	key = strings.Replace(key, `\n`, "\n", -1)
	config := jwt.Config{
		Email:        os.Getenv("SERVICE_EMAIL"),
		PrivateKeyID: os.Getenv("PRIVATE_KEY_ID"),
		PrivateKey:   []byte(key),
		Scopes: []string{
			drive.DriveScope,
		},
		TokenURL: google.JWTTokenURL,
	}
	cli := config.Client(context.Background())
	srv, err := drive.New(cli)
	if err != nil {
		log.Fatalln("error new drive serivce")
	}

	backupDir := &drive.File{
		Name:     fmt.Sprintf("💩💩💩💩"),
		MimeType: FolderMimeType,
		Parents: []string{
			testRootDir,
		},
	}
	f, err := srv.Files.Create(backupDir).Do()
	if err != nil {
		log.Fatalln("error create directory:", err.Error())
	}

	log.Println(f.Id, ":", f.Name)
}